What certifications does the company hold?

We are certified by ISO9001, ISO14001, and GB/T28001 for quality, environmental, and safety management.

What is the structure type of this compressor?

It is an open type, movable type, twin-screw compressor with air cooling and AC power source.

What industries is this compressor suitable for?

It is widely used in petrochemicals, coal chemicals, chemicals, LNG, and small refrigeration equipment.

Multi-Style Reciprocating Piston Helical-Lobe Process Oil Free Air Compressor

Name: Multi-Style Reciprocating Piston Helical-Lobe Process Oil Free Air Compressor
Brand: Weifang Dashan Petrochemical Co., Ltd.
SKU: 2159360795

Shandong, ChinaWeifang Dashan Petrochemical Co., Ltd.

US$70,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

Three Sets Guarantees Free of Repair

Warranty

2year

Model NO.

4LA-28/4

Lubrication Style

Lubricated

Cooling System

Air Cooling

Power Source

AC Power

Cylinder Position

Angular

Structure Type

Open Type

Installation Type

Movable Type

Type

Twin-Screw Compressor

Name

L-Type Compressor

Model

4la-28/4

Medium

Air

Xyz

240

Cylinder Diameter

420/250

Rotate Speed

537

Shaft Power

125

Link

Belt

Motor Model

Y315m2-6

Power

132kw

Transport Package

Non - Fumigated Plywood Wooden Box

Specification

300*200*200

Trademark

dashan

Origin

Shandong

HS Code

8414804990

Key features

Compact L-Shape Design: Mutually perpendicular cylinders ensure power balance and save space in limited environments.

Low Vibration Operation: Superior power transmission balance results in relatively less vibration during operation.

Comprehensive Warranty: 2-year warranty coverage with three sets of free repair guarantees.

ISO Certified Quality: Certified by ISO9001, ISO14001, and GB/T28001 for quality and safety management.

Flexible Customization: Supports full customization, minor customization, and design-based customization options.

Versatile Applications: Suitable for small refrigeration, industrial gas compression, petrochemicals, and LNG fields.

Advanced Manufacturing: Top domestic capabilities with CNC machines, 100% finished product inspection, and R&D support.

One-Stop Service: Provides complete compressor solutions, technical consultation, and maintenance services.

Company profile

R&D CapabilitiesProduction Process VisualizationPrivate MoldHigh Repeat Buyers Choice

Weifang Dashan Petrochemical Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.60h

AI-Powered supplier vetting

SummaryWeifang Dashan Petrochemical Machinery Co., Ltd. is described as a technology enterprise integrating design, production, sales, service, reciprocating compressor and parts processing, and maintenance services. It reports ISO9001, ISO14001, and GB/T28001 certifications, documented complaint and corrective-action procedures, inventory capability, and valid contracts with associated subcontractors. Its R&D profile includes recent new products, ODM services, extensive customization, and cooperation with domestic universities. Production resources include CNC, pressing, punching, injection molding, turning, grinding, testing, and related equipment. The supplier reports OEM service for well-known brands, but no customer names or specific case details are provided. Financial information is limited to year references and does not establish financial strength.

Supplier typeThe supplier is explicitly identified as Weifang Dashan Petrochemical Machinery Co., Ltd. and described as a technology enterprise integrating design, production, sales, service, reciprocating compressor and parts processing, and maintenance services. This supports classification as an integrated manufacturer and service provider.

CertificationsThe company description states that the supplier has passed ISO9001 quality assurance, ISO14001 environmental, and GB/T28001 occupational health and safety management system certifications. These are explicit certifications relevant to quality, environmental, and occupational safety management.

After-Sales capabilityThe supplier reports a maintenance-services function, a professional after-sales service team, and clear procedures with follow-up records for corrective and preventive actions and customer complaints. This provides explicit evidence of an organized after-sales and issue-resolution capability.

R&D capabilityThe supplier reports new products during the past year, ODM services, an available SDK, and cooperation with domestic colleges and universities while drawing on advanced technology and professional R&D personnel. These details explicitly support active R&D and innovation capability.

Production capacityThe supplier is described as having production operations and lists diverse equipment including CNC, press, punching, injection molding, turning, grinding, testing, and related machines. It also reports valid contracts with associated subcontractors, inventory capability, and one-month average lead times in both peak and off-season periods.

Customization capabilityBoth slices explicitly report customization from samples, designs, full customization, minor customization, and flexible customization. The supplier therefore demonstrates a broad stated range of customization services.